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<div class="identifier-type">function</div><div class="header"><sstream></div><h1 itemprop="name"><span class="namespace" title="namespace std">std::</span><span class="class" title="class basic_stringstream">basic_stringstream::</span><span class="token">コンストラクタ</span></h1>
<div itemprop="articleBody"><p><div class="codehilite"><pre><span></span><code><span class="n">basic_stringstream</span><span class="p">()</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">)</span><span class="w"> </span><span class="p">{}</span><span class="w"> </span><span class="c1">// (1) C++11</span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="p">);</span><span class="w"> </span><span class="c1">// (2) C++11</span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">);</span><span class="w"> </span><span class="c1">// (1)+(2) C++03</span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n"><a href="../../string/basic_string.html">basic_string</a></span><span class="o"><</span><span class="n">CharT</span><span class="p">,</span><span class="w"> </span><span class="n">Traits</span><span class="p">,</span><span class="w"> </span><span class="n">Allocator</span><span class="o">>&</span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">);</span><span class="w"> </span><span class="c1">// (3) C++03</span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="n"><a href="../../string/basic_string.html">basic_string</a></span><span class="o"><</span><span class="n">CharT</span><span class="p">,</span><span class="w"> </span><span class="n">Traits</span><span class="p">,</span><span class="w"> </span><span class="n">Allocator</span><span class="o">>&&</span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">);</span><span class="w"> </span><span class="c1">// (4) C++20</span>
<span class="n">basic_stringstream</span><span class="p">(</span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="p">,</span><span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (5) C++20</span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n"><a href="../../string/basic_string.html">basic_string</a></span><span class="o"><</span><span class="n">CharT</span><span class="p">,</span><span class="w"> </span><span class="n">Traits</span><span class="p">,</span><span class="w"> </span><span class="n">Allocator</span><span class="o">>&</span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">)</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span><span class="n">s</span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">,</span><span class="w"> </span><span class="n">a</span><span class="p">)</span><span class="w"> </span><span class="p">{}</span><span class="w"> </span><span class="c1">// (6) C++20</span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n"><a href="../../string/basic_string.html">basic_string</a></span><span class="o"><</span><span class="n">CharT</span><span class="p">,</span><span class="w"> </span><span class="n">Traits</span><span class="p">,</span><span class="w"> </span><span class="n">Allocator</span><span class="o">>&</span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (7) C++20</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">SAlloc</span><span class="o">></span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n"><a href="../../string/basic_string.html">basic_string</a></span><span class="o"><</span><span class="n">CharT</span><span class="p">,</span><span class="w"> </span><span class="n">Traits</span><span class="p">,</span><span class="w"> </span><span class="n">SAlloc</span><span class="o">>&</span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">);</span><span class="w"> </span><span class="c1">// (8) C++20</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">SAlloc</span><span class="o">></span>
<span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n"><a href="../../string/basic_string.html">basic_string</a></span><span class="o"><</span><span class="n">CharT</span><span class="p">,</span><span class="w"> </span><span class="n">Traits</span><span class="p">,</span><span class="w"> </span><span class="n">SAlloc</span><span class="o">>&</span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">)</span>
<span class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span><span class="n">s</span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">,</span><span class="w"> </span><span class="n">a</span><span class="p">)</span><span class="w"> </span><span class="p">{}</span><span class="w"> </span><span class="c1">// (9) C++20</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">SAlloc</span><span class="o">></span>
<span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n"><a href="../../string/basic_string.html">basic_string</a></span><span class="o"><</span><span class="n">CharT</span><span class="p">,</span><span class="w"> </span><span class="n">Traits</span><span class="p">,</span><span class="w"> </span><span class="n">SAlloc</span><span class="o">>&</span><span class="w"> </span><span class="n">s</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (10) C++20</span>
<span class="n">basic_stringstream</span><span class="p">(</span><span class="n">basic_stringstream</span><span class="o">&&</span><span class="w"> </span><span class="n">rhs</span><span class="p">);</span><span class="w"> </span><span class="c1">// (11) C++11</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">T</span><span class="o">></span>
<span class="k">explicit</span><span class="w"> </span><span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">T</span><span class="o">&</span><span class="w"> </span><span class="n">t</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">in</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">out</span><span class="p">);</span><span class="w"> </span><span class="c1">// (12) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">T</span><span class="o">></span>
<span class="n">basic_stringstream</span><span class="p">(</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">T</span><span class="o">&</span><span class="w"> </span><span class="n">t</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (13) C++26</span>
<span class="k">template</span><span class="o"><</span><span class="k">class</span><span class="w"> </span><span class="nc">T</span><span class="o">></span>
<span class="n">basic_stringstream</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="n">T</span><span class="o">&</span><span class="w"> </span><span class="n">t</span><span class="p">,</span>
<span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">ios_base</a></span><span class="o">::</span><span class="n">openmode</span><span class="w"> </span><span class="n">which</span><span class="p">,</span>
<span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="n">Allocator</span><span class="o">&</span><span class="w"> </span><span class="n">a</span><span class="p">);</span><span class="w"> </span><span class="c1">// (14) C++26</span>
</code></pre></div>
</p>
<h2>概要</h2>
<p><code>basic_stringstream</code>オブジェクトを構築する。</p>
<p>ここで、初期値として設定する文字列は、既存のファイルを上書きモードで開くことに似ており、ストリームの初期位置が先頭のまま、ストリーム内容の文字列を設定するものである。</p>
<ul>
<li>(1) : デフォルトコンストラクタ</li>
<li>(2) : 指定されたモードで構築する</li>
<li>(3) : 初期文字列として<code><a href="../../string/basic_string.html">std::basic_string</a></code>オブジェクトのコピーを指定して構築する</li>
<li>(4) : 初期文字列として<code><a href="../../string/basic_string.html">std::basic_string</a></code>オブジェクトの右辺値参照を指定して構築する</li>
<li>(5) : 指定されたモードとアロケータで構築する</li>
<li>(6) : 初期文字列として<code><a href="../../string/basic_string.html">std::basic_string</a></code>オブジェクトのコピーと、アロケータを指定して構築する</li>
<li>(7) : 初期文字列として<code><a href="../../string/basic_string.html">std::basic_string</a></code>オブジェクトのコピー、モード、アロケータを指定して構築する</li>
<li>(8) : 初期文字列として<code>Allocator</code>に変換可能なアロケータをもつ<code><a href="../../string/basic_string.html">std::basic_string</a></code>オブジェクトのコピーと、モードを指定して構築する</li>
<li>(9) : 初期文字列として<code>Allocator</code>に変換可能なアロケータをもつ<code><a href="../../string/basic_string.html">std::basic_string</a></code>オブジェクトのコピーと、アロケータを指定して構築する</li>
<li>(10) : 初期文字列として<code>Allocator</code>に変換可能なアロケータをもつ<code><a href="../../string/basic_string.html">std::basic_string</a></code>オブジェクトのコピー、モード、アロケータを指定して構築する</li>
<li>(11) : ムーブコンストラクタ</li>
<li>(12) : 初期文字列として<code><a href="../../string_view/basic_string_view.html">std::basic_string_view</a></code>に変換可能な文字列と、モードを指定して構築する</li>
<li>(13) : 初期文字列として<code><a href="../../string_view/basic_string_view.html">std::basic_string_view</a></code>に変換可能な文字列と、アロケータを指定して構築する</li>
<li>(14) : 初期文字列として<code><a href="../../string_view/basic_string_view.html">std::basic_string_view</a></code>に変換可能な文字列、モード、アロケータを指定して構築する</li>
</ul>
<h2><a class="cpprefjp-defined-word" data-desc="関数等の意味論を構成する要素の1つ。Constraints。関数であればオーバーロード解決に参加するための条件、それ以外であれば受け付ける型の条件">テンプレートパラメータ制約</a></h2>
<ul>
<li>(12), (13), (14) : <code>is_convertible_v<const T&, basic_string_view<CharT, Traits>></code>が<code>true</code>であること</li>
</ul>
<h2>効果</h2>
<ul>
<li>(1) : 内部の<code>basic_stringbuf</code>オブジェクトを<code>basic_stringbuf<CharT, Traits, Allocator>(ios_base::in | ios_base::out)</code>で構築する</li>
<li>(2) : 内部の<code>basic_stringbuf</code>オブジェクトを<code>basic_stringbuf<CharT, Traits, Allocator>(which)</code>で構築する</li>
<li>(3) : 内部の<code>basic_stringbuf</code>オブジェクトを<code>basic_stringbuf<CharT, Traits, Allocator>(s, which)</code>で構築する</li>
<li>(4) : 内部の<code>basic_stringbuf</code>オブジェクトを<code>basic_stringbuf<CharT, Traits, Allocator>(std::move(s), which)</code>で構築する</li>
<li>(5) : 内部の<code>basic_stringbuf</code>オブジェクトを<code>basic_stringbuf<CharT, Traits, Allocator>(which, a)</code>で構築する</li>
<li>(6), (7), (8), (9), (10) : 各引数は対応する<code>basic_stringbuf</code>のコンストラクタに渡される</li>
<li>(11) : <code>rhs</code>から<code>basic_stringstream</code>オブジェクトをムーブ構築する</li>
<li>(12) : <code>basic_string_view<CharT, Traits>(t)</code>で文字列を初期化し、モードは<code>which</code>に設定する</li>
<li>(13) : <code>basic_string_view<CharT, Traits>(t)</code>で文字列を初期化し、モードは<code>ios_base::in | ios_base::out</code>、アロケータは<code>a</code>に設定する</li>
<li>(14) : <code>basic_string_view<CharT, Traits>(t)</code>で文字列を初期化し、モードは<code>which</code>、アロケータは<code>a</code>に設定する</li>
</ul>
<h2>例</h2>
<h3>基本的な使い方</h3>
<p><div class="yata" id="e28bbf5736f355b28cae3cc4c5e598f655e94564"><div class="codehilite"><pre><span></span><code><span class="cp">#include <a href="../../iostream.html"><iostream></a></span>
<span class="cp">#include <a href="../../sstream.html"><sstream></a></span>
<span class="kt">int</span><span class="w"> </span><span class="nf">main</span><span class="p">()</span>
<span class="p">{</span>
<span class="w"> </span><span class="c1">// (1) デフォルト構築</span>
<span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">stringstream</span><span class="w"> </span><span class="n">ss1</span><span class="p">;</span>
<span class="w"> </span><span class="n">ss1</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"hello"</span><span class="p">;</span>
<span class="w"> </span><span class="n"><a href="../../string/basic_string.html">std::string</a></span><span class="w"> </span><span class="n">s</span><span class="p">;</span>
<span class="w"> </span><span class="n">ss1</span><span class="w"> </span><span class="o">>></span><span class="w"> </span><span class="n">s</span><span class="p">;</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n">s</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="c1">// (3) 文字列を指定して構築</span>
<span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">stringstream</span><span class="w"> </span><span class="n">ss2</span><span class="p">(</span><span class="s">"initial value"</span><span class="p">,</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">std::ios_base</a></span><span class="o">::</span><span class="n"><a href="../../ios/ios_base/type-openmode.html">out</a></span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="n"><a href="../../ios/ios_base.html">std::ios_base</a></span><span class="o">::</span><span class="n"><a href="../../ios/ios_base/type-openmode.html">app</a></span><span class="p">);</span>
<span class="w"> </span><span class="n">ss2</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">" added"</span><span class="p">;</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n">ss2</span><span class="p">.</span><span class="n"><a href="str.html">str()</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="p">}</span>
</code></pre></div>
</div></p>
<h4>出力</h4>
<p><pre><code>hello
initial value added
</code></pre></p>
<h3>string_viewからの構築 (C++26)</h3>
<p><div class="yata" id="f4040c51cb0dd05aa4c2995284523103b26b722e"><div class="codehilite"><pre><span></span><code><span class="cp">#include <a href="../../iostream.html"><iostream></a></span>
<span class="cp">#include <a href="../../sstream.html"><sstream></a></span>
<span class="cp">#include <a href="../../string_view.html"><string_view></a></span>
<span class="kt">int</span><span class="w"> </span><span class="nf">main</span><span class="p">()</span>
<span class="p">{</span>
<span class="w"> </span><span class="c1">// 文字列リテラルから構築</span>
<span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">stringstream</span><span class="w"> </span><span class="n">ss1</span><span class="p">{</span><span class="s">"Hello?"</span><span class="p">};</span>
<span class="w"> </span><span class="n">ss1</span><span class="p">.</span><span class="n">seekp</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span><span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">ios_base</span><span class="o">::</span><span class="n">end</span><span class="p">);</span><span class="w"> </span><span class="c1">// 書き込み位置を末尾に設定</span>
<span class="w"> </span><span class="n">ss1</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"World"</span><span class="p">;</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n">ss1</span><span class="p">.</span><span class="n">str</span><span class="p">()</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="w"> </span><span class="c1">// <a href="../../string_view/basic_string_view.html">string_view</a>から構築</span>
<span class="w"> </span><span class="n"><a href="../../string_view/basic_string_view.html">std::string_view</a></span><span class="w"> </span><span class="n">sv</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">"Hello?"</span><span class="p">;</span>
<span class="w"> </span><span class="n">std</span><span class="o">::</span><span class="n">stringstream</span><span class="w"> </span><span class="n">ss2</span><span class="p">{</span><span class="n">sv</span><span class="p">};</span>
<span class="w"> </span><span class="n">ss2</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="s">"World"</span><span class="p">;</span>
<span class="w"> </span><span class="n"><a href="../../iostream/cout.html">std::cout</a></span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n">ss2</span><span class="p">.</span><span class="n">str</span><span class="p">()</span><span class="w"> </span><span class="o"><<</span><span class="w"> </span><span class="n"><a href="../../ostream/endl.html">std::endl</a></span><span class="p">;</span>
<span class="p">}</span>
</code></pre></div>
</div></p>
<h4>出力</h4>
<p><pre><code>Hello?World
World?
</code></pre></p>
<h2>参照</h2>
<ul>
<li><a href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0408r7.pdf" target="_blank">P0408R7 Efficient Access to <code>basic_stringbuf</code>'s Buffer</a></li>
<li><a href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2023/p2495r3.pdf" target="_blank">P2495R3 Interfacing stringstreams with <code>string_view</code></a><ul>
<li>C++26で<code><a href="../../string_view/basic_string_view.html">std::string_view</a></code>に対応した</li>
</ul>
</li>
</ul></div>
</div>
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